For PIOS

Purpurin (image)

Rice University

Caption

Purpurin, left, extracted from madder root, center, is chemically lithiated, right, for use as an organic cathode in batteries. The material was developed as a less expensive, easier-to-recycle alternative to cobalt oxide cathodes now used in lithium-ion batteries.

Credit

Ajayan Lab/Rice University

Usage Restrictions

None

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